there were no obvious signs of trauma but police have not ruled out foul may. a passer pau spotted another body -- a passerby spotted another body. autopsies will be conducted to determine how both people died. >>> right now, president obama on air force one, on his way to miami, florida. this is him leaving maryland a few minutes ago. in miami, the president will tour a tunnel project and talk about his proposals to strengthen the economy by investing in infrastructure. >>> meantime, the obama administration wants the entire country to use the kind of gas california drivers already use. the epa would require a nationwide reduction in the sulfur content of gas and tougher darr emission standards by 2017. it says the change could cost drivers less than a penny a gallon. but the oil industry says the reformulated gas would cost as much as 9 cents a gallon or more. >>> stanford researchers have found a link between birth defects and the one thing that most women can't avoid. according to the study, the pregnant women who breathe a lot of pollution in in the first